/*
 * This is Melet, a salary slip designer. Feed it with data regarding to salary payment, prepare it for print through the graphical presentation, and you have it done.
 * Copyright (C) 2014, AFDiaX
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * This program is based on UMLet, a Free UML Tool for Fast UML Diagrams.
 * To contact the authors of UMLet visit https://code.google.com/p/umlet/people/list
 * To contact the authors of Melet visit https://gna.org/users/gabocze
 */
package com.baselet.element.old.activity;

import java.awt.Graphics2D;
import java.util.ArrayList;

public class Column {

	private ArrayList<Element> elements;
	private Graphics2D graphics;

	public Column(Graphics2D graphics) {
		elements = new ArrayList<Element>();
		this.graphics = graphics;
	}

	public boolean isEmpty() {
		return elements.isEmpty();
	}

	public Element getFirstElement() {
		if (!elements.isEmpty()) {
			return elements.get(0);
		}
		return null;
	}

	public Element getLastElement() {
		if (!elements.isEmpty()) {
			return elements.get(elements.size() - 1);
		}
		return null;
	}

	public void addElement(Element e) {
		elements.add(e);
	}

	public int getHeight() {
		int height = 0;
		for (Element e : elements) {
			height += e.getHeight() + e.getPadding() * 2;
		}
		return height;
	}

	public int getLeftWidth() {
		int width = 0;
		for (Element e : elements) {
			int w = e.getLeftWidth();
			if (w > width) {
				width = w;
			}
		}
		return width;
	}

	public int getRightWidth() {
		int width = 0;
		for (Element e : elements) {
			int w = e.getRightWidth();
			if (w > width) {
				width = w;
			}
		}
		return width;
	}

	public int getWidth() {
		return getLeftWidth() + getRightWidth();
	}

	public void setX(int x) {
		for (Element e : elements) {
			e.setX(x);
		}
	}

	public void paint() {
		Element current = null;
		for (Element e : elements) {
			if (current != null) {
				new Connector(graphics, current, e).paint();
			}
			e.paint();
			current = e;
		}
	}

	public void printData(String prefix) {
		for (Element e : elements) {
			e.printData(prefix);
		}
	}
}
